I can extirpate you can extirpate she can extirpate we can extirpate you can extirpate they can extirpate
V-ing form
I can be extirpating you can be extirpating she can be extirpating we can be extirpating you can be extirpating they can be extirpating
Perfect
I can have extirpated you can have extirpated she can have extirpated we can have extirpated you can have extirpated they can have extirpated
V-ing perfect
I can have been extirpating you can have been extirpating she can have been extirpating we can have been extirpating you can have been extirpating they can have been extirpating
Negation
Simple form
I cannot extirpate you cannot extirpate she cannot extirpate we cannot extirpate you cannot extirpate they cannot extirpate
V-ing form
I cannot be extirpating you cannot be extirpating she cannot be extirpating we cannot be extirpating you cannot be extirpating they cannot be extirpating
Perfect
I cannot have extirpated you cannot have extirpated she cannot have extirpated we cannot have extirpated you cannot have extirpated they cannot have extirpated
V-ing perfect
I cannot have been extirpating you cannot have been extirpating she cannot have been extirpating we cannot have been extirpating you cannot have been extirpating they cannot have been extirpating
Interrogative form
Simple form
can I extirpate? can you extirpate? can she extirpate? can we extirpate? can you extirpate? can they extirpate?
V-ing form
can I be extirpating? can you be extirpating? can she be extirpating? can we be extirpating? can you be extirpating? can they be extirpating?
Perfect
can I have extirpated? can you have extirpated? can she have extirpated? can we have extirpated? can you have extirpated? can they have extirpated?
V-ing perfect
can I have been extirpating? can you have been extirpating? can she have been extirpating? can we have been extirpating? can you have been extirpating? can they have been extirpating?
Interro-negative form
Simple form
can I not extirpate? can you not extirpate? can she not extirpate? can we not extirpate? can you not extirpate? can they not extirpate?
V-ing form
can I not be extirpating? can you not be extirpating? can she not be extirpating? can we not be extirpating? can you not be extirpating? can they not be extirpating?
Perfect
can I not have extirpated? can you not have extirpated? can she not have extirpated? can we not have extirpated? can you not have extirpated? can they not have extirpated?
V-ing perfect
can I not have been extirpating? can you not have been extirpating? can she not have been extirpating? can we not have been extirpating? can you not have been extirpating? can they not have been extirpating?